Google Pixel Watch 4 (41 mm, Wi-Fi) / Apple Watch SE (2nd generation, 44 mm)

Google Pixel Watch 4 (41 mm, Wi-Fi): 41 mm Wi-Fi (GA10840-US) · Polished Silver aluminium case

Apple Watch SE (2nd generation, 44 mm): Apple Watch SE (2nd generation), 44 mm aluminium case; GPS and GPS + Cellular models. The 40 mm case, the original Apple Watch SE (2020) and Apple Watch SE 3 are separate models.

SpecificationGoogle Pixel Watch 4 (41 mm, Wi-Fi)Apple Watch SE (2nd generation, 44 mm)
Release year20252022
Case41 mm, 100% recycled aluminium; 12.3 mm height Google—
Weight31.0 g (without band)

The 45 mm model weighs 36.7 g.

Google		—
DisplayCurved Actua 360 AMOLED LTPO; 320 ppi; DCI-P3; always-on display

GIGAZINE gives the 41 mm model's resolution as 426 × 426.

Google		Retina LTPO OLED; 368 × 448 pixels, 977 sq mm display area, 326 ppi; up to 1000 nits; Ion-X glass

SE has no always-on mode; the screen wakes when you raise your wrist. Ion-X is strengthened glass and is not as scratch-resistant as sapphire.

Apple
Brightness and refreshUp to 3000 nits peak; 1 nit minimum in always-on mode; 1–60 Hz

The ability to drop to 1 Hz reduces the battery cost of the always-on display.

Google		—
Display glassCustom 3D Corning Gorilla Glass 5 Google—
ProcessorQualcomm Snapdragon W5 Gen 2; Cortex-M55 co-processor

The co-processor handles notifications and sensor work while the screen is off without waking the main processor, saving battery.

Google		—
Memory and storage2 GB SDRAM; 32 GB eMMC Google—
Battery325 mAh typical; up to 30 hours with always-on display, up to 48 hours with Battery Saver

The 45 mm model has a 455 mAh battery and up to 40 hours with the always-on display.

Google		Up to 18 hours; about 80% charge in about 1.5 hours

Apple measures 18 hours with 90 time checks, 90 notifications, 45 minutes of app use and a 60-minute workout with music; on the cellular model, 4 of those hours are on LTE. Longer GPS workouts shorten it.

Apple
ChargingQuick Charge Dock: about 50% in 15 minutes, 80% in 25 minutes, 100% in 45 minutes

The watch sits in a new side-mounted dock; earlier Pixel Watch chargers do not fit this model.

Google		—
SensorsOptical heart rate, SpO2 (red/infrared), ECG-capable electrical sensors, skin conductance (cEDA), skin temperature, compass, altimeter, barometer, accelerometer, gyroscope, ambient light

ECG and some health features may be limited by country; readings are not a medical diagnosis.

Google		2nd-gen optical heart sensor; compass; always-on altimeter; high-g accelerometer; high dynamic range gyroscope; ambient light sensor

The high-g accelerometer and gyroscope are used for Crash Detection. ECG, blood oxygen and temperature sensors are not included on this model.

Apple
LocationDual-frequency GPS (GPS, Galileo, GLONASS) Google—
ConnectivityBluetooth 6.0; Wi-Fi 802.11 a/b/g/n/ac/ax (2.4 and 5 GHz); NFC; UWB

This entry covers the Wi-Fi model; LTE and UMTS cellular connectivity is only on the LTE model.

Google		—
Durability5 ATM; IP68

5 ATM suits shallow-water activities like swimming, not diving or high-speed water sports.

Google		—
ControlsSide button, haptic crown; Gen 3 Premium haptics Google—
AudioBuilt-in microphone and speaker Google—
Operating systemWear OS 6.0 Google—
CompatibilityAndroid 11.0 or newer; Google Account and Pixel Watch app

Some features depend on the phone's Android version and the Pixel Watch app.

Google		iPhone Xs or later with iOS 18

The watch can only be set up and used with an iPhone; it does not work with Android phones.

Apple
Band fitSmall 130–175 mm, Large 165–210 mm wrist Google—
Case and weight—44 × 38 × 10.7 mm aluminium case; GPS 32.9 g, GPS + Cellular 33 g

Weight is for the case only and rises with the band. The 44 mm case fits 140–245 mm wrists.

Apple
Chip and storage—S8 SiP (64-bit dual-core processor); 2-core Neural Engine; 32 GB

Storage holds music, podcasts and apps and cannot be expanded.

Apple
Safety features—Emergency SOS; International Emergency Calling; Fall Detection; Crash Detection

Crash Detection can call emergency services after a severe car crash. Emergency SOS needs a cellular connection or Wi-Fi calling with internet access from the watch or a nearby iPhone.

Apple
Water resistance—50 metres under ISO 22810:2010

Suitable for swimming, but not for scuba diving, water skiing or high-velocity water sports.

Apple
Location and wireless—L1 GPS, GNSS, Galileo and QZSS; Wi-Fi 4 (802.11n); Bluetooth 5.3; LTE and UMTS on the GPS + Cellular model

The cellular model can make calls and use data without your iPhone nearby; carrier support is required.

Apple
Colours—Midnight, Starlight and Silver Apple